// JavaScript Document
function showRecommendtab(btnid,tabid,tabnumber)
{
	for (i = 1;i<=tabnumber;i++)
	{

		document.getElementById(tabid+"_btn"+i).className = "";
		document.getElementById(tabid+"_sub"+i).style.display = "none";
	}
	document.getElementById(tabid+"_btn"+btnid).className = "select";
	document.getElementById(tabid+"_sub"+btnid).style.display = "";
}
function showadv() {
		if(document.myformactionok.advshow.checked == true) {
			$("adv").style.display = "";
		} else {
			$("adv").style.display = "none";
		}
	}
function menuFix() { 
var sfEls = document.getElementById("nav").getElementsByTagName("li"); 
for (var i=0; i<sfEls.length; i++) { 
sfEls[i].onmouseover=function() { 
this.className+=(this.className.length>0? " ": "") + "sfhover"; 
} 
sfEls[i].onMouseDown=function() { 
this.className+=(this.className.length>0? " ": "") + "sfhover"; 
} 
sfEls[i].onMouseUp=function() { 
this.className+=(this.className.length>0? " ": "") + "sfhover"; 
} 
sfEls[i].onmouseout=function() { 
this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"), 
""); 
} 
} 
} 
window.onload=menuFix; 
function displaySubMenu(li) {
            var subMenu = li.getElementsByTagName("ul")[0];
            subMenu.style.display = "block";
        }
        function hideSubMenu(li) {
            var subMenu = li.getElementsByTagName("ul")[0];
            subMenu.style.display = "none";
        }